If a birth takes place at sea, the master of the ship must state the particulars listed in Article 49, paragraph (2) in a logbook and affix their signature to it, within 24 hours.
航海中に出生があつたときは、船長は、二十四時間以内に、第四十九条第二項に掲げる事項を航海日誌に記載して、署名しなければならない。
If the ship arrives at a port in Japan after the procedure referred to in the preceding paragraph has been performed, the master must send a transcript of the portion of the logbook concerning the birth to the mayor of a municipality in which that port is located, without delay.
前項の手続をした後に、船舶が日本の港に到着したときは、船長は、遅滞なく出生に関する航海日誌の謄本をその地の市町村長に送付しなければならない。
If the ship arrives at a port in a foreign country, the master must send a transcript of the portion of the logbook concerning the birth to the Japanese ambassador, minister, or consul stationed in that country without delay, and the ambassador, minister, or consul must send it to the mayor of a municipality in the locality of the registered domicile via the Minister of Foreign Affairs without delay.
船舶が外国の港に到着したときは、船長は、遅滞なく出生に関する航海日誌の謄本をその国に駐在する日本の大使、公使又は領事に送付し、大使、公使又は領事は、遅滞なく外務大臣を経由してこれを本籍地の市町村長に送付しなければならない。